Studies on the Synthesis and Biological Activity of the Derivatives of 4-Hydroxyl-3-acyl (alkoxylcarbonyl)-2H-1,2-benzothiazine-1,1-dioxides
ZHAO Guo-Feng, YANG Hua-Zheng, WANG Ling-Xiu
Chem. J. Chinese Universities . 1996, (10): 1565 -1569 .